useBreakpoints 
Reactive viewport breakpoints.
Demo 
Current breakpoints: []
Active breakpoint: 
xs(<640px): false
xs(<=640px): false
sm: false
md: false
lg: false
xl: false
2xl: false
 greaterThanBreakPoint: false
Usage 
js
import { breakpointsTailwind, useBreakpoints } from '@hungpvq/shared-core';
const breakpoints = useBreakpoints(breakpointsTailwind);
const smAndLarger = breakpoints.greaterOrEqual('sm'); // sm and larger
const largerThanSm = breakpoints.greater('sm'); // only larger than sm
const lgAndSmaller = breakpoints.smallerOrEqual('lg'); // lg and smaller
const smallerThanLg = breakpoints.smaller('lg'); // only smaller than lgvue
<script setup lang="ts">
import { useBreakpoints } from '@hungpvq/shared-core';
const breakpoints = useBreakpoints({
  mobile: 0, // optional
  tablet: 640,
  laptop: 1024,
  desktop: 1280,
});
// Can be 'mobile' or 'tablet' or 'laptop' or 'desktop'
const activeBreakpoint = breakpoints.active();
// true or false
const laptop = breakpoints.between('laptop', 'desktop');
</script>
<template>
  <div :class="activeBreakpoint">...</div>
</template>Presets 
- Tailwind: 
breakpointsTailwind - Bootstrap v5: 
breakpointsBootstrapV5 - Vuetify v2: 
breakpointsVuetifyV2(deprecated:breakpointsVuetify) - Vuetify v3: 
breakpointsVuetifyV3 - Ant Design: 
breakpointsAntDesign - Quasar v2: 
breakpointsQuasar - Sematic: 
breakpointsSematic - Master CSS: 
breakpointsMasterCss - Prime Flex: 
breakpointsPrimeFlex 
Breakpoint presets are deliberately not auto-imported. They have to be explicitly imported:
js
import { breakpointsTailwind } from '@hungpvq/shared-core';
// and so on